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Didymograptellus bifidus
Taxonomy
Graptolithus bifidus was named by Hall (1865). It is a 3D body fossil. Its type locality is Point Levis, which is in a Cassinian marine limestone in Canada.
It was recombined as Didymograptus bifidus by Berry (1962); it was recombined as Didymograptus (Didymograptellus) bifidus by Cooper and Fortey (1982); it was recombined as Didymograptellus bifidus by Vento et al. (2015).
It was recombined as Didymograptus bifidus by Berry (1962); it was recombined as Didymograptus (Didymograptellus) bifidus by Cooper and Fortey (1982); it was recombined as Didymograptellus bifidus by Vento et al. (2015).
Synonymy list
| Year | Name and author |
|---|---|
| 1865 | Graptolithus bifidus Hall pp. 73-74 figs. pl. I, figs. 16-18 (not pl. III, figs. 9 |
| 1962 | Didymograptus bifidus Berry pp. 294 - 298 figs. 1a-d, 2a |
| 1982 | Didymograptus (Didymograptellus) bifidus Cooper and Fortey pp. 220 - 225 figs. Figs 34a-g, 35f; PI. 5, figs 11, 12 |
| 2015 | Didymograptellus bifidus Vento et al. |
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
†Didymograptellus bifidus Hall 1865
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Diagnosis
No diagnoses are available